Gunflint Chert (GIS21)
$885.00
Notes specific to this specimen: One of the most colorful pieces so far – incredible piece! Multiple very clear stromatolite colonies throughout the specimen. All the more impressive because it’s from the world-famous Gunflint Iron Formation. This piece is from our original discovery in 2025. Beautiful deep red colonies, surrounded by pink and yellow and white with natural black halos. Unlike anything we’ve ever seen. Polished with brilliant shine on front face only. Back and edges are naturally rough.
SIZE: 5″ X 2.5″ X 2.5″
Name: Collenia sp. (possible new species)
Age: Anamikean / Paleoproterozoic – 1.88 billion years
Unit: Gunflint Iron Formation
Site: Ontario, Canada
Date: 2025
Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
Notes specific to this specimen: One of the most colorful pieces so far – incredible piece! Multiple very clear stromatolite colonies throughout the specimen. All the more impressive because it’s from the world-famous Gunflint Iron Formation. This piece is from our original discovery in 2025. Beautiful deep red colonies, surrounded by pink and yellow and white with natural black halos. Unlike anything we’ve ever seen. Polished with brilliant shine on front face only. Back and edges are naturally rough.
SIZE: 5″ X 2.5″ X 2.5″
Name: Collenia sp. (possible new species)
Age: Anamikean / Paleoproterozoic – 1.88 billion years
Unit: Gunflint Iron Formation
Site: Ontario, Canada
Date: 2025
Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 2 × 4 × .5 in |
| Name / Species | Collenia sp. (possible new species) |
| Age | Anamikean / Paleoproterozoic (1.88 billion years) |
| Unit | Gunflint Iron Formation |
| Site | Ontario, Canada |
| Date | 2025 |
